From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4C574C433DB for ; Tue, 5 Jan 2021 01:56:04 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F01CA2226A for ; Tue, 5 Jan 2021 01:56:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F01CA2226A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 81236892AD; Tue, 5 Jan 2021 01:56:03 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 82DCE892AD for ; Tue, 5 Jan 2021 01:56:01 +0000 (UTC) IronPort-SDR: +IBk5pPFNlw2Y5/B+qbIaatJq0kDe7RbEANzd+avg2N+cq6dQmrNqxQv6Oc9K76FQZSp3r4xXf U/1AChfavMDg== X-IronPort-AV: E=McAfee;i="6000,8403,9854"; a="174459255" X-IronPort-AV: E=Sophos;i="5.78,475,1599548400"; d="scan'208";a="174459255" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2021 17:56:01 -0800 IronPort-SDR: 4srky6yJYBBWdU8JlR08ae6SxWU4+jAusE+yxO/jaMFOY1OyW4ycbXFbYrBUluUORMsAZmiU68 r5FlsLWLvZhw== X-IronPort-AV: E=Sophos;i="5.78,475,1599548400"; d="scan'208";a="462143126" Received: from wburton-desk1.ger.corp.intel.com (HELO intel.com) ([10.252.28.225]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2021 17:55:59 -0800 Date: Tue, 5 Jan 2021 03:55:56 +0200 From: Andi Shyti To: Chris Wilson Message-ID: References: <20210104115145.24460-1-chris@chris-wilson.co.uk> <20210104115145.24460-4-chris@chris-wilson.co.uk> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210104115145.24460-4-chris@chris-wilson.co.uk> Subject: Re: [Intel-gfx] [PATCH 4/6] drm/i915/gt: Check the virtual still matches upon locking X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Hi Chris, On Mon, Jan 04, 2021 at 11:51:43AM +0000, Chris Wilson wrote: > If another sibling is able to claim the virtual request, by the time we > inspect the request under the lock if may no longer match the local > engine. > > Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/2877 > Signed-off-by: Chris Wilson Reviewed-by: Andi Shyti Thanks, Andi _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx